Honda HR-V Owners & Service Manuals

Honda HR-V: DTC B1926 Backup Control Anten Open or Short

Keyless Access Backup Control Unit - Diagnostics

DTC (Backup Control Unit)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks.

1. Problem verification.

  1. Clear the DTCs with the HDS.

Clear DTCs

  1. Touch the engine start/stop switch with the keyless remote. The buttons on the keyless remote should be facing you.
  2. While holding the keyless remote against the engine start/stop switch, do this procedure 10 times without pressing the brake pedal: Turn the vehicle to the OFF (LOCK), ACCESSORY, ON, and OFF (LOCK) mode.
  3. Check for DTCs with the HDS.

Keyless Access Backup Control Unit - Diagnostics

Is DTC B1926 indicated?

YES

Replace the engine start/stop switch.

NO

Intermittent failure, the system is OK at this time. Check for loose or poor connections.

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